recently, I found a problem when using php-amqplib. first of all, my channel uses confirm mode, that is, sender confirmation mode during use, my consumer s final response is as follows: $message- > delivery_info [ channel ]-> basic_ack ($message-...
in RabbitMQ s go support library, there are two methods func (ch * Channel) Ack (tag uint64, multiple bool) error and func (d Delivery) Ack (multiple bool) error but do not understand the difference between these two methods? the description of ...
I am currently swinging between these two now it is more inclined to redis, because: redis can achieve the same queuing function as rabbitmq, and the two are tied redis also has an additional function to cache data do I understand this correctly...
< H2 > configuration file < H2 > rabbitmq-web < H2 > error log < H2 > java.net.SocketException: Socket Closed at java.net.SocketInputStream.socketRead0(Native Method) ~[na:1.8.0_171] at java.net.SocketInputStream.socketRead(SocketInputStr...
I have deployed RabbitMQ, on the private network server. Now I want the APP of android to receive the push of queue messages. What can I do? ...
because it seems that messages will be consumed according to priority only when consumers have unack. I feel that message priority is a very chicken-rib function. I don t know where it can be applied? ...
the error message is as follows. What is the cause? secneo@localhost:~ tmp > sudo usr sbin rabbitmq-server RabbitMQ 3.6.1. Copyright (C) 2007-2016 Pivotal Software, Inc. -sharp-sharp-sharp-sharp Licensed under the MPL. See http: www.r...
when using php-amqplib to operate rabbitmq, it is found that basic_qos has three parameters prefetch_size prefetch_count global global and prefetch_count roughly understand the meaning of these two parameters but the meaning of the first parameter,...
recently, I have been studying the use of php+rabbitmq message queue for one-step message consumption. I want to install it in the local environment: Local Environment: windows+php+nginx+mysql find a lot of information on the Internet is based on apach...
Application scenario: the client uploads the file and the django server writes a piece of status=1 data in the database. Then give it to rabbit to read the file and parse it. After parsing, set status to 2. The transmission format of rabbitmq is { "f...
in the process of using rabbitmq, I now encounter a thorny problem, which is similar to multithreading, such as sending registration verification emails. I am now writing with the c-sharp console application, and I can only open multiple windows to enab...
I know that message queues can cut the front and fill the valley message queue sharpening is easy to understand. Message queuing can limit traffic when a large number of requests are sent. Protect the back end. but how to understand filling grain ...
phenomenon: the service cannot be found using ElasticSearch as the storage method. There is no problem with using MySQL as the storage method before, and the service can be found quickly now the console does not report an error properties file...
in order to ensure that the message is sent successfully, based on the principle of base , the message is sent in two steps: first, process the business logic and generate messages, which are stored in the library, which is a transaction. this tran...
current array let arr=[ {id:1,name:"",age:18}, {id:2,name:"",age:19}, {id:3,name:"",age:25}, {id:4,name:"",age:20}, ...
eg:let arr = 3}, CRV 3}]; how to make the array arr get this result [{[{aVlv 1 magnated bJV 2 magnificent CRAV 3}, {aVv 1 magnificent brew 2 Magi CRAV 3}, {av 1 pr 2 pr CRAV 3}, {av 1 pr 2 pas 2 pas 3}]}, {[{av v v 1pr b2 v 3}, {aRO 1 pr 2] 3}, {avl ...
horizontal ultra vires operation and vertical ultra vires operation. The former refers to an attacker s attempt to access the resources of a user with the same permissions as him, while the latter refers to a low-level attacker s attempt to access the...
use decorators in typescript to add some methods to a class. Decorator export default function eventDecorator(target: EventEmitterType) { target.prototype.on = __event.on.bind(__event) target.prototype.off = __event.off.bind(__event) targ...
problem description The parameter is [number, distance] to find out the point coordinates satisfied in the two-bit plane of the browser. number: the number of coordinate points in the two-bit plane of the browser. distance: the distance between ea...